Question

Need help on the very last one “flips the sine function upside down” please! Not sure what to do. Thankyou

Answer 1

Solution:

Given the sine function below

$y=\sin x$

The graph of the sign function is shown below

if the sine function is flipped upside down, the graph of the function becomes

From the graph above, a negative sine function flips the graph upside down.

Hence, the answer is

$y=-\sin x$